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Finding the Fourth Proportional to 79,614.44, 109,874.58 and 43,811.24

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Solution

The fourth proportional to 79,614.44, 109,874.58 and 43,811.24 is: 60,463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614.44 : 109,874.58 = 43,811.24 : x
  2. Step 2: Convert to fraction form
    79,614.44/109,874.58 = 43,811.24/x
  3. Step 3: Cross multiply
    79,614.44x = 109,874.58 × 43,811.24
  4. Step 4: Simplify right side
    79,614.44x = 4,813,741,594.28
  5. Step 5: Solve for x
    x = 4,813,741,594.28/79,614.44
  6. Step 6: Final answer
    x = 60,463.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.